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docsubclip.cpp

/***************************************************************************
                          DocSubClip.cpp  -  description
                             -------------------
    begin                : Fri Feb 15 2002
    copyright            : (C) 2002 by Jason Wood
    email                : jasonwood@blueyonder.co.uk
 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/

#include "docsubclip.h"
#include "kdenlivedoc.h"

#include "avfile.h"

#include <iostream>
#include <kdebug.h>
#include <assert.h>
DocSubClip::DocSubClip(KdenliveDoc * doc, DocClipBase * clip):
m_clip(clip)
{
    m_clipType = AV;
}

DocSubClip::~DocSubClip()
{
    m_clip = 0;
}

00037 const GenTime & DocSubClip::duration() const
{
    return m_clip->duration();
}

/** Returns the type of this clip */
00043 DocSubClip::CLIPTYPE DocSubClip::clipType()
{
    return m_clipType;
}

QDomDocument DocSubClip::toXML()
{
    QDomDocument doc = DocClipBase::toXML();
    QDomNode node = doc.firstChild();

    while (!node.isNull()) {
      QDomElement element = node.toElement();
      if (!element.isNull()) {
          if (element.tagName() == "kdenliveclip") {
            QDomElement avfile = doc.createElement("avfile");
            avfile.setAttribute("url", fileURL().path());
            element.appendChild(avfile);
            return doc;
          }
      }
      node = node.nextSibling();
    }

    assert(node.isNull());

    /* This final return should never be reached, it is here to remove compiler warning. */
    return doc;
}

/** Returns the url of the AVFile this clip contains */
00073 KURL DocSubClip::fileURL()
{
    return m_clip->fileURL();
}

/** Creates a clip from the passed QDomElement. This only pertains to those details specific to DocSubClip.*/
00079 DocSubClip *DocSubClip::createClip(KdenliveDoc * doc,
    const QDomElement element)
{
#warning - needs writing.
    return 0;
}

/** Returns true if the clip duration is known, false otherwise. */
00087 bool DocSubClip::durationKnown()
{
    return m_clip->durationKnown();
}

// virtual
double DocSubClip::framesPerSecond() const
{
    return m_clip->framesPerSecond();
}


// virtual
00100 QDomDocument DocSubClip::generateSceneList(bool)
{
    static QString str_inpoint = "inpoint";
    static QString str_outpoint = "outpoint";
    static QString str_file = "file";

    QDomDocument scenelist;
    scenelist.appendChild(scenelist.createElement("scenelist"));

    // generate the next scene.
    QDomElement scene = scenelist.createElement("scene");
    scene.setAttribute("duration", QString::number(duration().seconds()));

    QDomElement sceneClip;
    sceneClip = scenelist.createElement("input");
    sceneClip.setAttribute(str_file, fileURL().path());
    sceneClip.setAttribute(str_inpoint, "0.0");
    sceneClip.setAttribute(str_outpoint,
      QString::number(duration().seconds()));
    scene.appendChild(sceneClip);
    scenelist.documentElement().appendChild(scene);

    return scenelist;
}

// virtual
QDomDocument DocSubClip::sceneToXML(const GenTime & startTime,
    const GenTime & endTime)
{
#warning - need to re-add in/out points correctly.
    static QString str_inpoint = "inpoint";
    static QString str_outpoint = "outpoint";
    static QString str_file = "file";
    QDomDocument sceneList;

    QDomElement sceneClip = sceneList.createElement("input");
    sceneClip.setAttribute(str_file, fileURL().path());

    sceneList.appendChild(sceneClip);
    return sceneList;
}

void DocSubClip::populateSceneTimes(QValueVector < GenTime > &toPopulate)
{
}

// virtual
bool DocSubClip::matchesXML(const QDomElement & element)
{
# warning - needs to be written
    return false;
}

// virtual
bool DocSubClip::referencesClip(DocClipBase * clip) const
{
    return m_clip->referencesClip(clip);
}

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